harbaugh and you ravens head coach john harbaugh plan to hold a joint news conference next friday, two days before the super bowl. >> this morning, their parents jackie and jack, and sister joanie, all js, held a news conference all over their own, when all of a sudden, someone threw out a zblirng. take a listen first and then our own bob redell will bring you the rest of the story. >> a question from baltimore s it true that both of you like jim better than john? >> is that john? is that john harbaugh? >> that was me, john. >> mom was ready to come right through this phone. i'm so happy that joanie recognized your voice. >> that was ravens head coach john harbaugh prank calling his parents and sister on this morning's conference call. he quickly sent them his love before hanging up to go practice for the big game, a game that will be historic, the first time two brothers will be coaching against each other in a super bowl, but not the first time john has coached against his brother, jim. during thanksgiving of 2011, the ravens beat the niners, like they did then, both parents will remain n